Home / 943,962.70-1,302,663.42-514,241.80

Finding the Fourth Proportional to 943,962.70, 1,302,663.42 and 514,241.80

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Solution

The fourth proportional to 943,962.70, 1,302,663.42 and 514,241.80 is: 709,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,962.70 : 1,302,663.42 = 514,241.80 : x
  2. Step 2: Convert to fraction form
    943,962.70/1,302,663.42 = 514,241.80/x
  3. Step 3: Cross multiply
    943,962.70x = 1,302,663.42 × 514,241.80
  4. Step 4: Simplify right side
    943,962.70x = 669,883,981,894.96
  5. Step 5: Solve for x
    x = 669,883,981,894.96/943,962.70
  6. Step 6: Final answer
    x = 709,650.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.